National Science Research Data Processing and Information Retrieval System.
Subtitle: Hearings, Ninety-first Congress, first session, on H.R. 8809 ... April 29 and 30, 1969.
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Number of pages: 405
Subjects: National Science Research Data Processing and Information Retrieval Systems.
Notes: Includes bibliographies.